public class RvdkList
{
    public string RvdkListConnect 
    {
        get { return RvdkListSQL.ToString(); }
        private set { ; }
    }
    protected SqlConnection RvdkListSQL;

	public RvdkList()
	{
        RvdkListSQL.ConnectionString = ConfigurationManager.ConnectionStrings["PersonConnectionString"].ToString();
	}

    public string rvdkdatacource()
    {
        SqlCommand cmd = new SqlCommand();
        cmd.Connection = RvdkListSQL;
        cmd.CommandType = CommandType.Text;
        cmd.CommandText = "SELECT [rvdk_num],[name] FROM [website].[dbo].[departregion]";
        RvdkListSQL.Open();
        cmd.ExecuteNonQuery();
        RvdkListSQL.Close();
        cmd.Dispose();
    }
}